/usr/share/maven-repo/junit/junit/4.12/junit-4.12.jar is in junit4 4.12-6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/junit/junit/4.12/../../../../java/junit4.jar
/usr/share/maven-repo/junit/junit/4.12/../../../../java/junit4.jar